參數(shù)資料
型號: Q62702-B631
廠商: SIEMENS AG
英文描述: Silicon Tuning Diode (High Q hyperabrupt dual tuning diode Designed for low tuning voltage operation)
中文描述: 硅調諧二極管(高Q hyperabrupt雙調諧二極管調諧專為低電壓操作)
文件頁數(shù): 5/11頁
文件大?。?/td> 101K
代理商: Q62702-B631
BGC420
High Frequency Products
5
Edition A13, 05/99
Typical Application
Remarks:
1)
2)
3)
4)
To provide low frequency stability C2 should be 10 times C3.
Be aware that also coupling capacitors determine the switching times.
The collector current at Q1 can be estimated by Ic=0.6V / Rx[
W
].
Place C2 as close to the device as possible.
D1
D2
R1 (47k)
Q2
R2 (500R)
R3
10k
R4 (2k7)
Q1
Vc,8
Vb,3
GND,7,2
RFin,1
RFout,6
Vr,5
Vcc,4
on
off
C2, 1nF
L1,100nH
C3, 100pF
Rx
3
C4,150pF C5,100nF
Figure 1. Typical Application and Internal Circuit
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